. >> the white house has released a picture of president barack obama firing a gun as proof he wasn't lying when he said he goes skeet shooting. the photo was taken at a clay skeet shooting session in august. the comment was widely seen as an effort to ease gun owner's concerns about his gun control measures. if you have a twitter account, best check it to see you're not the victim of a recent cyber attack. the social media giant admits hackers gained access to 250,000 accounts. user names and passwords may have been stolen. twitter has reset passwords. twitter issued a statement saying this attack was not the work of amateurs and we don't believe it was isolated, the attackers were sophisticated and believe other companies and organizations have been similarly attacked. technology journalist says the hacker group, anonymous, is responsible. >> anonymous are claiming responsibility for this and they've been very loosely politically actively hacking group, been responsible for an awful lot of increase in hacker activity the last couple of years. we had the spin-off from them, lulzsec.